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6/14/2010 2:09PM

digits: Smartphone Trackers Raise Privacy Concerns

Marketing and software companies are increasingly using sophisticated technologies for smartphones and other mobile gadgets to track consumers and target ads based on their location. Emily Steel has details.

This transcript has been automatically generated and may not be 100% accurate.

... bring in an lease deal now has been writing ... about some ... very worrying trend in some ways the location of all the rage the market is in the news Jill Editions on due to its smartphone ... very interesting very complex thousand won ... the elected that game is to open a nap and with better but they have instead of peace and ninety I kicking the can enter into capped conditions and that application last ... month than in the same ... thing that if the company and refined tin not if it can easily they pay ... steep out as a way the effects of the PC ... and server is worried about this ... BA I have a privacy advocate the Mommy can stand the they contain an hour ... and prompted a way that the DPP to play nice and pretended to eighteen times in the consumer is really getting ahead at ... the height that the accent when we like the Istituto Christie will ... try to see a lot of the one calling on you to cover an authority on the right to some extent Odim previously looking thing is that there are a lot of rules to time that these guys are playing and the location field so he's all mine ... you could theoretically go to one of those companies that buys your information adviser for the tenth of an opt out of it whereas a lot of these guys on the ... phones don't have privacy policies that don't disclose an app that information a sunnier ... study said that so that's also stuck ... with only one other companies ... the company and the Teddy get consuming a hat that for a day at Tak in the sand ... and they often say that they can conclude that can opt out and people winning even so there's a ... reason for curators will receive a signed ... on legislation always in the legislation down the road that this and that accent and thinking as the impact of the right to base and that when they carry had these committees lacked any certainty at these TrustedID that its monthly drop any way across ... the net at the main content that your son is suffering an outlet and I'm ... not ... a good show but some restructures Holland ... I mean it in twenty years you didn't buy any at his impressive displays and five draft to you ...